6800
R9025
10/20V
C9023
10K
R9031
10K
R9016
DTC124EU
22/6.3V
C9009
2.2
C9020
0.1
C9007
UN5114
C9102
0.039
2.2
C9022
10K
R9009
MA111
D9003
100
R9020
4700
R9001
10/16V
C9019
33K
R9033
2.2
C9017
680P
C9010
15
L9007
10K
R9030
0.1
C9011
0.1
C9032
0
R9017
C9101
22/6.3V
R9024 100K
47K
R9027
10/6.3V
C9030
2SD1119
C9004
10K
R9007
4700
R9003
MA111
D9002
47K
R9026
0.1
C9001
15
L9006
C9002
560
R9013
2SD1119
100
R9022
15
L9002
1
C9028
150P
C9025
MA111
D9001
0.1
C9008
0.1
C9027
0.1
C9012
2.2
C9026
15K
R9014
R9023
30K
C9006
100
R9021
15
L9001
C9103
VCCW0008
1K
R9006
1K
R9005
2.2
C9024
12K
R9015
C9018
0.1
0
R9018
22/6.3V
C9003
0
R9019
0.1
C9044
R9044
2.2
C9021
2.2
C9013
0.1
C9029
22K
R9028
100K
R9032
T9101
LSLT0030
47K
R9029
100
R9012
L9101
68
15
L9005
10K
R9008
1K
R9052
15
L9004
LSXY0157
1K
R9004
R9101
1K
VR9001
10KB
TA75S558F85L
15
L9003
100
R9011
10/6.3V
C9031
R9043
1500P
C9014
6800
R9034
0.01
C9039
47K
R9042
LSSX0031
X9001
27P
C9038
10K
R9039
1500P
C9037
1000P
C9042
M52684BFP
IC9003
680P
C9036
0.01
C9043
2700
R9041
470
R9038
0.027
C9040
270
R9040
82K
R9037
1
C9041
1
C9035
IC9004
TC7W04FTE12L
GND
VCC
C9045
C9046
1000P
R9046
2700
C9047
0.1
R9047
R9048
1K
R9045
0
R9051
3000
R9050
3000
100
R9053
0
R9054
C9048
0.1
C9049
0.1
R9049
1K
0
R9102
Q9003
2SD1819A
VCOM
FP9001
15
L9008
4.7/6.3V
C9015
22/6.3V
C9016
10/6.3V
C9005
22/6.3V
C9033
10/6.3V
C9034
TP9008
0.01
C9050
0
R9055
R9035 3300
R9036 680P
Z
(SWITCHING)
(SWITCHING)
Z
(SWITCHING)
(SWITCHING)
1
3
2
5
6
10
4
1 2
4 5 6 7 8 9 10 11 12
3
24
23
22
21
20
19
18
17
16
15
14
13
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
R-Y
GND
H SYNC
SEPARATION
GND
V-COM-DC
VCC
GND
LCD PANEL
DRIVE CONTROL
SELIAL
D/A
CONVERTER
VCC
VDD
V SYNC
SEPARATION
RGB SIGNAL
PROCESS
DRIVE
DRIVE
DRIVE
B-Y
Y
R
G
B
VCC
V-REF
Z
D
(INVERTER)
Z
Z
1
2
3
4
5
6
7
8
BACKLIGHT
1 SH1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
OEH
Q2H
CLK1
CLK2
CLK3
GND
B
G
R
VB
L/R
STH2
LCD+5V
V-COM
LCD+12V
LCD+3V
STV2
OEV
CPV
UP/DOWN
STV1
LCD-15V
VGL
LCD PANEL UNIT
BRIGHTNESS
(BUFFER)
1
2
3
4
5
6
7
9
8
14
13
12
11
10
V-SYNC
SEPARATION
V/H-SYNC
SEPARATION
HORIZONTAL
COUNT DOWN
H VCO
AFC
VCC
GND
VDD
VEE
LCD+7.5V
LCD+12V
LCD+5V
LCD+9V
REG+3.5V
BRIGHTNESS
CONTROL
SERIAL CLOCK
SERIAL DATA
LUMINANCE
B-Y
R-Y
LCD-15V
BL+4.5V
RGB SIGNAL PROCESS
/LCD PANEL INDICATOR
CONTROL
REC VIDEO SIGNAL
PB VIDEO SIGNAL
(OPAMP)
(V/H SYNC SEPARATION)
TO LCD I
V-COM-AC
3
5
4
2
1
D
B
E
3
H
A
2
4
1
C
A
G
F
5
A
6
I
J
Z
D
D
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
LAMP UNIT
A,B,C
A,B,C
Z
Z
D
Z
Z
COMPARISON CHART
OF MODELS & MARKS
A
B
C
D
Z
MODEL
MARK
PV-L750
-----
PV-L780
PV-L850
Not Used
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN HAVE
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
Summary of Contents for PalmSight PV-L750
Page 7: ...5 1 2 INTERCONNECTION OF EXTENSION CABLES Fig 1 2 7 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 ...
Page 15: ...15 ...
Page 16: ...5 1 5 DESCRIPTION OF EMERGENCY INDICATIONS 16 ...
Page 27: ...5 2 IC TRANSISTOR AND CHIP PART INFORMATION 6 DISASSEMBLY ASSEMBLY PROCEDURES 27 ...
Page 28: ...6 1 CABINET SECTION 6 1 1 Disassembly Flowchart 6 1 2 Main Parts Portion 28 ...
Page 30: ...6 1 2 2 EVR Cover Side Case L Unit Fig D3 30 ...
Page 31: ...6 1 2 3 Sensor Shield Case Lens Unit Fig D4 31 ...
Page 32: ...6 1 2 4 Main C B A Fig D5 6 1 2 5 VCR Mechanism Chassis Ass y Side Case R Unit Fig D6 32 ...
Page 33: ...6 1 3 LCD PORTION 6 1 3 1 Cassette Cover Unit Fig D7 1 33 ...
Page 34: ...6 1 3 2 Relay C B A Cassette Frame Fig D7 2 34 ...
Page 36: ...6 1 3 6 LCD Lamp Unit Fig D7 6 36 ...
Page 37: ...6 1 4 SIDE CASE L PORTION 6 1 4 1 EVF Unit Color EVF Unit Fig D8 1 37 ...
Page 38: ...6 1 4 2 Side L FPC Unit Fig D8 2 38 ...
Page 39: ...6 1 4 3 PC Jack C B A TV Tuner Jack C B A Model D Fig D8 3 6 1 5 EVF PORTION Model A C D 39 ...
Page 41: ...6 1 6 COLOR EVF PORTION Model B 41 ...
Page 44: ...6 1 7 1 CCD C B A Filter Rubber Optical Filter Fig D11 1 Fig D11 2 44 ...
Page 45: ...6 1 8 LENS PORTION B 6 1 8 1 Lens Piece Unit MF VR Unit Fig D12 1 45 ...
Page 46: ...6 1 8 2 Focus Motor Unit Zoom Motor Unit Fig D12 2 6 1 9 SIDE CASE R PORTION 46 ...
Page 50: ...6 2 2 Inner Parts Location 6 2 2 1 TOP VIEW Fig DM1 1 50 ...
Page 53: ...Fig DM3 2 53 ...
Page 54: ...6 2 5 Cylinder Ass y Fig DM4 1 1 54 ...
Page 55: ...Fig DM4 1 2 55 ...
Page 56: ...6 2 6 Upper Cylinder Unit Cylinder Head Amp F P C Bugle Chip Fig DM4 2 Fig DM4 3 56 ...
Page 57: ...6 2 7 P C B Angle Fig DM5 57 ...
Page 58: ...6 2 8 Mechanism F P C Unit Fig DM6 1 58 ...
Page 59: ...Fig DM6 2 59 ...
Page 60: ...6 2 9 Tension Unit Reel Table Unit Fig DM7 1 60 ...
Page 61: ...Fig DM7 2 61 ...
Page 62: ...6 2 10 Rev Clutch Fig DM8 62 ...
Page 63: ...6 2 11 Take Gear Rev Brake Arm Unit Fig DM9 1 Fig DM9 2 63 ...
Page 64: ...6 2 12 A C Head Unit Fig DM10 64 ...
Page 65: ...6 2 13 Capstan Belt Fig DM11 65 ...
Page 66: ...6 2 14 Capstan Unit Fig DM12 66 ...
Page 67: ...6 2 15 Idle Arm Unit Fig DM13 67 ...
Page 68: ...6 2 16 Mechanism Support Angle Fig DM14 68 ...
Page 69: ...6 2 17 Reduction Gear B Fig DM15 6 2 18 Reduction Gear A Reduction Gear Unit Fig DM16 69 ...
Page 70: ...6 2 19 Pinch Arm Unit Opener P5 Arm Unit Fig DM17 1 Fig DM17 2 70 ...
Page 71: ...6 2 20 Takeup Post Unit Supply Post Unit Fig DM18 1 71 ...
Page 72: ...Fig DM18 2 72 ...
Page 73: ...6 2 21 Impedance Roller Unit Loading Base Unit Fig DM19 1 73 ...
Page 74: ...Fig DM19 2 74 ...
Page 75: ...6 2 22 Takeup Loading Arm Unit Fig DM20 75 ...
Page 76: ...6 2 23 Supply Loading Arm Unit Fig DM21 1 76 ...
Page 77: ...Fig DM21 2 77 ...
Page 78: ...Fig DM21 3 78 ...
Page 79: ...6 2 24 Loading Motor Unit Main Cam Unit Pinch Toggle Fig DM22 79 ...
Page 80: ...7 ADJUSTMENT PROCEDURES 7 1 SERVICE FIXTURES TOOLS 80 ...
Page 89: ...7 3 2 INITIAL GUIDELINE 89 ...
Page 103: ...11 2 CAMERA AND FRAME SECTION 103 ...
Page 104: ...104 ...
Page 105: ...105 ...
Page 106: ...11 3 FRAME AND LCD SECTION 106 ...
Page 107: ...107 ...
Page 108: ...108 ...
Page 109: ...11 4 EVF SECTION A C D 109 ...
Page 110: ...11 5 COLOR EVF SECTION B 110 ...
Page 111: ...11 6 PACKING PARTS AND ACCESSORIES SECTION 111 ...
Page 136: ... C D 136 ...